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ClinicalTrials.gov 7 recruiting now later-stage tilt

Pulmonary Disease, Chronic Obstructive: later-stage trial registry

7 of 75 indexed Pulmonary Disease, Chronic Obstructive trials are currently recruiting, with more weight in Phase 3-4.

Corpus placement: #178 of 28,707 conditions by registered trial count.

75 US clinical trials · 7 currently recruiting · #178 of 28,707 conditions by registered trial count

Pulmonary Disease, Chronic Obstructive: 75 US clinical trials tracked, 7 recruiting.

Pulmonary Disease, Chronic Obstructive is the subject of 75 registered US clinical trials on ClinicalTrials.gov, 7 of them currently open to new participants. 34 are in Phase 3-4 (later-stage) and 20 in Phase 1-2 (earlier-stage). The most active sponsor is GlaxoSmithKline, running 30 of these trials.

Enrollment posture brief

Registry condition pulmonary-disease-chronic-obstructive

OPEN 7 | RECR 9% | LATE 34 | EARLY 20 | RANK #178 | SPON 30

Nearest open-share peer: Visual Acuity (10% recruiting · 21 trials)

Acute Kidney Injury44%Infertility33.3%Age-related Macular Degenera26.7%Tobacco Use Disorder25.3%Pulmonary Disease, Chron (th…9%
Open-enrollment share among volume-matched conditions near Pulmonary Disease, Chronic Obstructive

Pulmonary Disease, Chronic Obstructive lists 7 open slots (9% of 75 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Pulmonary Disease, Chronic Obstructive on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Pulmonary Disease, Chronic Obstructive is recruiting below its size-band peers.

    7 of 75 indexed trials (9.3%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Pulmonary Disease, Chronic Obstructive research.

    GlaxoSmithKline accounts for 30 of 75 trials (40%). 29 distinct sponsors appear on at least one study for this condition label.

  3. Typical Pulmonary Disease, Chronic Obstructive enrolment sits around 295 participants.

    Median target enrolment is 295 among the 75 trials that report a genuine target (sentinel values excluded). 22 of those (29.3%) plan for fewer than 100 participants.

  4. Pulmonary Disease, Chronic Obstructive research is mostly interventional.

    66 interventional and 9 observational studies make up this index (88% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 17Phase 213Phase 322Phase 412

Open and recent trials

75 total, page 1 of 2

RECRUITING NA 4,000 participants

Pragmatic Trial to Enhance Quality Safety, and Patient Experience in COPD

Seattle Institute for Biomedical and Clinical Research

NCT05718102

RECRUITING Phase 3 1,196 participants

eValuating the Efficacy and Safety of InitiatinG depemokImab earLy therApy iN Chronic Obstructive Pulmonary Disorder (COPD) With Type 2 Inflammation

GlaxoSmithKline

NCT07177339

RECRUITING Phase 3 981 participants

Depemokimab as an Extended treatmeNt Duration Biologic in Adults With Chronic Obstructive Pulmonary Disease (COPD) and Type 2 Inflammation (ENDURA -1)

GlaxoSmithKline

NCT06959095

RECRUITING Phase 3 960 participants

Depemokimab as an Extended treatmeNt Duration Biologic in Adults With Chronic Obstructive Pulmonary Disease (COPD) and Type 2 Inflammation (ENDURA-2)

GlaxoSmithKline

NCT06961214

RECRUITING Phase 1 130 participants

A Study for GSK3862995B in Healthy Participants and Participants With Chronic Obstructive Pulmonary Disease

GlaxoSmithKline

NCT06154837

RECRUITING 100 participants

The ROAM Research Study Therapy (LTOT) Version

University of Virginia

NCT06810323

RECRUITING Phase 3 48 participants

Trial to Determine Effective Aspirin Dose in COPD

Johns Hopkins University

NCT05265299

ACTIVE NOT RECRUITING 10,718 participants

Examining the Genetic Factors That May Cause Chronic Obstructive Pulmonary Disease (COPD)

Brigham and Women's Hospital

NCT00608764

ACTIVE NOT RECRUITING NA 80 participants

Air Filtration for COPD in VA Population of Veterans

Illinois Institute of Technology

NCT05913765

ACTIVE NOT RECRUITING NA 20 participants

Evaluating the Clinical Effectiveness of a Patient-specific Silicone Stent

VisionAir Solutions

NCT05050591

COMPLETED Phase 3 10,355 participants

A Study Comparing the Efficacy, Safety and Tolerability of Fixed Dose Combination (FDC) of FF/UMEC/VI With the FDC of FF/VI and UMEC/VI; Administered Once-daily Via a Dry Powder Inhaler (DPI) in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT02164513

COMPLETED Phase 3 7,903 participants

Comparing the Efficacy of Tiotropium + Olodaterol (5/5 µg) Fixed Dose Combination (FDC) Over Tiotropium 5µg in Reducing Moderate to Severe Exacerbations in Patients With Severe to Very Severe Chronic Obstructive Pulmonary Disease.

Boehringer Ingelheim

NCT02296138

COMPLETED Phase 3 6,228 participants

Survival Of Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT00268216

COMPLETED Phase 3 5,993 participants

Evaluation of the Long- Term Effects of Spiriva on Lung Function in COPD Patients

Boehringer Ingelheim

NCT00144339

COMPLETED 3,402 participants

EXACERBATIONS AND REAL-WORLD OUTOMES AMONG PATIENTS WITH COPD INITIATING BREZTRI (EROS+CP Japan Study)

AstraZeneca

NCT07103642

COMPLETED Phase 3 2,624 participants

Tiotropium+Olodaterol Fixed Dose Combination (FDC) Versus Tiotropium and Olodaterol in Chronic Obstructive Pulmonary Disease (COPD)

Boehringer Ingelheim

NCT01431274

COMPLETED NA 2,512 participants

Project to Improve Communication About Serious Illness--Hospital Study: Pragmatic Trial (Trial 1)

University of Washington

NCT04281784

COMPLETED Phase 3 1,493 participants

A 24-week Evaluation of GSK573719/Vilanterol (125/25mcg) and Components in COPD

GlaxoSmithKline

NCT01313637

COMPLETED 1,084 participants

Evaluation of Lung Function and Symptoms in Patients Diagnosed With Chronic Obstructive Pulmonary Disease (COPD) on Long-Acting Bronchodilator Monotherapy

GlaxoSmithKline

NCT00791518

COMPLETED Phase 3 1,017 participants

A 12-week Study to Evaluate the Efficacy and Safety of Umeclidinium Compared With Tiotropium in Subjects With Chronic Obstructive Pulmonary Disease

GlaxoSmithKline

NCT02207829

COMPLETED Phase 3 1,007 participants

Tiotropium / Respimat One-Year Study

Boehringer Ingelheim

NCT00168831

COMPLETED Phase 2 974 participants

Dose-range Finding Efficacy and Safety Study for QBW251 in COPD Patients

Novartis Pharmaceuticals

NCT04072887

COMPLETED Phase 3 846 participants

24-week Trial Comparing GSK573719/GW642444 With GW642444 and With Tiotropium in Chronic Obstructive Pulmonary Disease

GlaxoSmithKline

NCT01316900

COMPLETED Phase 3 828 participants

A Study to Assess the Efficacy of Fluticasone Furoate/Vilanterol (FF/VI) Inhalation Powder 100/25 mcg Once Daily Compared With Fluticasone Propionate/Salmeterol Inhalation Powder 250/50 mcg Twice Daily in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT01706328

COMPLETED Phase 3 809 participants

Tiotropium+Olodaterol Fixed Dose Combination (FDC) in Chronic Obstructive Pulmonary Disease (OTEMTO 2)

Boehringer Ingelheim

NCT02006732

COMPLETED Phase 4 797 participants

Advair® DISKUS® Versus Serevent® DISKUS® For Chronic Obstructive Pulmonary Disease Exacerbations

GlaxoSmithKline

NCT00115492

COMPLETED Phase 2 730 participants

Study To Evaluate The Efficacy And Safety Of PH-797804 For 12 Weeks In Adults With Moderate To Severe Chronic Obstructive Pulmonary Disease (COPD) On A Background Of Tiotropium Bromide

Pfizer

NCT01543919

COMPLETED Phase 4 639 participants

Chronic Obstructive Pulmonary Disease (COPD) Post-hospitalization Study

GlaxoSmithKline

NCT01110200

COMPLETED Phase 3 617 participants

Efficacy and Safety of the Addition of Fluticanse Propionate/Salmeterol (250/50mcg) Twice-daily to 2 Doses of Umeclidinium Bromide (62.5 or 125mcg) Once-daily Over 12 Weeks

GlaxoSmithKline

NCT01772134

COMPLETED Phase 2 602 participants

A Study To Assess Efficacy And Safety Of Different Doses Of GW642444 In Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT00606684

COMPLETED Phase 2 576 participants

Dose-Ranging Study Of GSK233705B In Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT00676052

COMPLETED NA 560 participants

CT-Based Modeling of Bone Micro-Architecture and Fracture-Risk in COPD

Punam K Saha

NCT03534934

COMPLETED NA 550 participants

Multidisciplinary Inpatient Palliative Care Intervention

Kaiser Permanente

NCT00325611

COMPLETED Phase 3 512 participants

Study Evaluating the 24-Hour Pulmonary Function Profile of Fluticasone Furoate (FF) /GW642444 (Vilanterol) (VI) Inhalation Powder 100/25mcg Once Daily Compared With Fluticasone Propionate/Salmeterol Inhalation Powder 250/50mcg Twice Daily in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT01323621

COMPLETED Phase 2 409 participants

Efficacy and Safety of 4 Weeks Treatment With Inhaled BI 1744 CL in Patients With COPD.

Boehringer Ingelheim

NCT00452400

COMPLETED Phase 2 405 participants

A Study To Investigate The Safety, Toleration And Efficacy of PF00610355 In Chronic Obstructive Pulmonary Disease (COPD) Patients.

Pfizer

NCT00808288

COMPLETED Phase 2 360 participants

Combination of Orally Inhaled BI1744CL/Tiotropium Bromide in Patients With Chronic Obstructive Pulmonary Disease ( COPD)

Boehringer Ingelheim

NCT00696020

COMPLETED Phase 2 338 participants

Evaluation of Umeclidinium Bromide in Combination With Fluticasone Furoate in COPD Subjects With an Asthmatic Component

GlaxoSmithKline

NCT02164539

COMPLETED Phase 4 327 participants

Trial Comparing Treatment With Tiotropium Inhalation Capsules to Combivent® Inhalation Aerosol in COPD Patients.

Boehringer Ingelheim

NCT00388882

COMPLETED Phase 3 307 participants

An Exercise Endurance Study to Evaluate the Effects of Treatment of Chronic Obstructive Pulmonary Disease (COPD) Patients With a Dual Bronchodilator: GSK573719/GW642444.Study B

GlaxoSmithKline

NCT01323660

COMPLETED Phase 3 304 participants

To Evaluate the Effect of Inhaled Medication Together With Exercise and Activity Training on Exercise Capacity and Daily Activities in Patients With Chronic Lung Disease With Obstruction of Airways

Boehringer Ingelheim

NCT02085161

COMPLETED Phase 3 299 participants

Safety and Efficacy of Inhaled Insulin in Patients With Diabetes and Asthma or COPD

Eli Lilly and Company

NCT00157339

COMPLETED Phase 3 295 participants

Effect on Exercise Endurance and Lung Hyperinflation of Tiotropium + Olodaterol in COPD Patients

Boehringer Ingelheim

NCT01533922

COMPLETED Phase 2 282 participants

Efficacy and Safety of BCT197 in Subjects With Acute Respiratory Exacerbations of Chronic Obstructive Pulmonary Disease

Mereo BioPharma

NCT02700919

COMPLETED Phase 4 278 participants

Ease of Use and Correct Use Study of Placebo ELLIPTA® Inhaler in COPD Subjects

GlaxoSmithKline

NCT02586493

COMPLETED 255 participants

Evaluating Genetic Factors That May Contribute to Elastin Function and the Development of Chronic Obstructive Pulmonary Disease

Washington University School of Medicine

NCT00725309

COMPLETED Phase 4 249 participants

A 16-Week Study to Evaluate the Effect of Advair DISKUS™ 250/50mcg on Arterial Stiffness in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT00857766

COMPLETED Phase 4 247 participants

Advair HFA For Chronic Obstructive Pulmonary Disease(COPD)

GlaxoSmithKline

NCT00633217

COMPLETED Phase 4 240 participants

Comparative Study of ELLIPTA Dry Powder Inhaler (DPI) Versus DISKUS DPI Used With HandiHaler DPI in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

GlaxoSmithKline

NCT03227445

COMPLETED Phase 4 236 participants

An Efficacy Study of Umeclidinium/Vilanterol With Tiotropium/Olodaterol in COPD Patients

GlaxoSmithKline

NCT02799784

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Phase Distribution

PhaseTrial count
Phase 1 7
Phase 2 13
Phase 3 22
Phase 4 12

Named interventions

Most-linked intervention names on Pulmonary Disease, Chronic Obstructive records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Placebo Drug
12 trials
tiotropium Drug
6 trials
tiotropium bromide Drug
3 trials
olodaterol Drug
3 trials
Tiotropium Drug
3 trials
Depemokimab Drug
3 trials
GW642444 25mcg Drug
2 trials
Salbutamol as needed Drug
2 trials

US sites by state

Facility locations filed on Pulmonary Disease, Chronic Obstructive trials. A trial with sites in several states counts in each.

California 33 trials
Florida 32 trials
Alabama 28 trials
South Carolina 26 trials
North Carolina 22 trials
Missouri 17 trials
Connecticut 16 trials
Texas 15 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Pulmonary Disease, Chronic Obstructive page

75 registered trials, 7 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 7 Pulmonary Disease, Chronic Obstructive trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • GlaxoSmithKline sponsors the most Pulmonary Disease, Chronic Obstructive trials on record, review their full trial history before evaluating a specific study. See GlaxoSmithKline's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Pulmonary Disease, Chronic Obstructive condition card totals 75 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.